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Edison, NJ, United States of America

Liangqin Guo

This inventor holds 30 USPTO granted patents and 6 published patent applications and 17 EPO patents, primarily in Pharmaceutical Compounds. Top assignees: Merck Sharp + Dohme Corp., Merck + Co., Inc., Mochida Pharmaceutical Co., Ltd.. Active years: 2000-2025.

USPTO Granted Patents = 30 (Patent Applications = 6)

% Patents Active = 80.0

EPO Patents = 17 (Patent Applications = 23)

Average Co-Inventor Count = 9.4

ph-index = 4

Forward Citations = 74(Granted Patents)

Location History:

Edison, NJ (US) (2000 - 2021)
Monroe, NJ (US) (2020 - 2022)
Monroe Township, NJ (US) (2021 - 2024)

Company Filing History:

22 out of 2,405

Merck Sharp + Dohme Corp.

Merck + Co., Inc.

Mochida Pharmaceutical Co., Ltd.

Mochida Paraceuticals Co., Ltd.

where one patent can have more than one assignee

Years Active: 2000-2025

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Areas of Expertise:

Indoleamine 2,3-Dioxygenase

PCSK9 Antagonists

Melanocortin Receptor Agonists

Voltage-Gated Sodium Channels

Factor IXa Inhibitors

Piperazine Compounds

Bicyclic Compounds

Sulfonamide Compounds

Antidiabetic Compounds

Spiropiperidine Derivatives

Piperidine Derivatives

Oxadiazole Compounds

30 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12264134 - Substituted piperazine amide compounds as indoleamine 2,3-dioxygenase (IDO) inhibitors (2025-04-01),

2. 12246008 - 4-amino or 4-alkoxy-substituted aryl sulfonamide compounds with selective activity in voltage-gated sodium channels (2025-03-11),

3. 12178842 - PCSK9 antagonist compounds (2024-12-31),

4. 12152019 - Arylalkyl pyrazole compounds as indoleamine 2,3-dioxygenase inhibitors (2024-11-26),

5. 12091405 - Substituted pyrazole compounds as indoleamine 2,3-dioxygenase inhibitors (2024-09-17),

6. 12065438 - Substituted tricyclic compounds as indoleamine 2,3-dioxygenase inhibitors (2024-08-20),

7. 11484565 - PCSK9 antagonist compounds (2022-11-01),

8. 11478461 - [1.1.1] bicyclo compounds as indoleamine 2,3-dioxygenase inhibitors (2022-10-25),

9. 11352320 - Substituted [1.1.1] bicyclo compounds as indoleamine 2,3-dioxygenase inhibitors (2022-06-07),

10. 11034661 - Substituted N'-hydroxycarbamimidoyl-1,2,5-oxadiazole compounds as indoleamine 2,3-dioxygenase IDO inhibitors (2021-06-15),

11. 10988487 - Substituted n'-hydroxycarbamimidoyl-1,2,5-oxadiazole compounds as indoleamine 2,3-dioxygenase (IDO) inhibitors (2021-04-27),

12. 10968210 - Diamino-alkylamino-linked arylsulfonamide compounds with selective activity in voltage-gated sodium channels (2021-04-06),

13. 10927086 - Substituted sulfoximine compounds as indoleamine 2,3-dioxygenase (IDO) inhibitors (2021-02-23),

14. 10538497 - Compounds as indoleamine 2,3-dioxygenase inhibitors (2020-01-21),

15. 10519147 - Diamino-alkylamino-linked arylsulfonamide compounds with selective activity in voltage-gated sodium channels (2019-12-31),

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